Delivery data is provided below for $5$ regions $($A$,$ B$,$ C$,$ D$,$ & E$).$ Each region has two delivery stations. For example, the two delivery stations in region A are A$/1$ and A$/2.$

Please review the delivery data below and pick the best answer to each question.

Region$/$ Station

Del Compl Rate

Traffic Conds

Avg Route Dist

Avg Time per Del

Dels per Driver

A$/1$

$96\%$

Good

$9$

$5$

$61\mathrm{.}45$

A$/2$

$93\%$

Medium

$13$

$9$

$57\mathrm{.}22$

B$/1$

$99\%$

Good

$7$

$14$

$60\mathrm{.}32$

B$/2$

$87\%$

Poor

$21$

$19$

$33\mathrm{.}14$

C$/1$

$90\%$

Poor

$19$

$6$

$45\mathrm{.}25$

C$/2$

$91\%$

Medium

$16$

$21$

$55\mathrm{.}74$

D$/1$

$85\%$

Good

$25$

$15$

$58\mathrm{.}24$

D$/2$

$88\%$

Poor

$19$

$11$

$36\mathrm{.}97$

E$/1$

$82\%$

Poor

$27$

$18$

$42\mathrm{.}68$

E$/2$

$94\%$

Medium

$12$

$7$

$48\mathrm{.}69$

Del Compl Rate $=$ Delivery Completion Rate; Traffic Conds $=$ Traffic Conditions; Avg Route Dist $=$ Average Route Distance; Avg Time per Del $=$ Average Time per Delivery; Dels per Driver $=$ Deliveries per Driver.

Delivery completion rate

Traffic conditions

Average route distance

Average time per delivery

Not enough information

What looks to be the biggest factor impacting deliveries per driver?